[PowerPC] Fix multiclass template parameter types. NFC.

Fixes TableGen parser errors reported by D95874.

Author: RKSimon

llvm/lib/Target/PowerPC/PPCInstrInfo.td

@@ -4003,7 +4003,7 @@ defm : CRNotPat<(i1 (setcc i64:$s1, i64:$s2, SETNE)),
                 (EXTRACT_SUBREG (CMPD $s1, $s2), sub_eq)>;
 }
 
-multiclass FSetCCPat<SDNode SetCC, ValueType Ty, PatLeaf FCmp> {
+multiclass FSetCCPat<SDPatternOperator SetCC, ValueType Ty, I FCmp> {
   defm : CRNotPat<(i1 (SetCC Ty:$s1, Ty:$s2, SETUGE)),
                   (EXTRACT_SUBREG (FCmp $s1, $s2), sub_lt)>;
   defm : CRNotPat<(i1 (SetCC Ty:$s1, Ty:$s2, SETGE)),

llvm/lib/Target/PowerPC/PPCInstrPrefix.td

@@ -2417,9 +2417,9 @@ multiclass P10ReverseSetBool<dag pattern, dag result> {
             (SETBCR8 result)>;
 }
 
-multiclass IntSetP10RevSetBool<SDNode SetCC, ValueType Ty, ImmLeaf ZExtTy,
-                               ImmLeaf SExtTy, PatLeaf Cmpi, PatLeaf Cmpli,
-                               PatLeaf Cmp, PatLeaf Cmpl> {
+multiclass IntSetP10RevSetBool<SDNode SetCC, ValueType Ty, PatLeaf ZExtTy,
+                               ImmLeaf SExtTy, I Cmpi, I Cmpli,
+                               I Cmp, I Cmpl> {
   defm : P10ReverseSetBool<(i1 (SetCC Ty:$s1, Ty:$s2, SETUGE)),
                            (EXTRACT_SUBREG (Cmpl $s1, $s2), sub_lt)>;
   defm : P10ReverseSetBool<(i1 (SetCC Ty:$s1, Ty:$s2, SETGE)),
@@ -2445,7 +2445,7 @@ multiclass IntSetP10RevSetBool<SDNode SetCC, ValueType Ty, ImmLeaf ZExtTy,
                            (EXTRACT_SUBREG (Cmpli $s1, imm:$imm), sub_eq)>;
 }
 
-multiclass FSetP10RevSetBool<SDNode SetCC, ValueType Ty, PatLeaf FCmp> {
+multiclass FSetP10RevSetBool<SDNode SetCC, ValueType Ty, I FCmp> {
   defm : P10ReverseSetBool<(i1 (SetCC Ty:$s1, Ty:$s2, SETUGE)),
                            (EXTRACT_SUBREG (FCmp $s1, $s2), sub_lt)>;
   defm : P10ReverseSetBool<(i1 (SetCC Ty:$s1, Ty:$s2, SETGE)),